#3129AD#3129AD

#3129AD is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.4% C 0.198 H 275.0°. Best body text is #FFFFFF at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#3129AD
RGB	rgb(49, 41, 173)
HSL	hsl(244, 62%, 42%)
HSV	hsv(244, 76%, 68%)
CMYK	cmyk(71.7%, 76.3%, 0%, 32.2%)
CIE-LAB	lab(27.45, 45.57, -68.37)
CIE-LCH	lch(27.45, 82.16, 303.68°)
OKLab	oklab(39.43% 0.0172 -0.1977)
OKLCH	oklch(39.43% 0.198 275)
XYZ	xyz(9.5999, 5.2550, 40.0355)
Luminance	0.0526 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3129AD #A5AD29

analogous

#2963AD #3129AD #7329AD

triadic

#3129AD #AD3129 #29AD31

tetradic

#3129AD #AD2963 #A5AD29 #29AD73

square

#3129AD #AD2963 #A5AD29 #29AD73

split-complementary

#3129AD #AD7329 #63AD29

monochromatic

#15124A #231D7C #3129AD #4A41D2 #7973DE

Accessibility & contrast

On white

10.24

#3129AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#3129AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3129AD

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3129AD	#FFFFFF	#000000	##FFFFFF
##3129AD	1.00	10.24	2.05	10.24
#FFFFFF	10.24	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B1

Deuteranopia (green-blind)

#003BAB

Tritanopia (blue-blind)

#005069

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3129ad;
/* rgb */ color: rgb(49, 41, 173);
/* oklch */ color: oklch(39.4% 0.198 275.0);

Tailwind

colors: {
  custom: {
    50: '#7c65c7',
    500: '#3129ad',
    950: '#000000',
  },
}

SCSS

$custom: #3129ad;
$custom-light: #7c65c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3129ad",
  "rgb": {
    "r": 49,
    "g": 41,
    "b": 173
  },
  "hsl": {
    "h": 243.636,
    "s": 61.682,
    "l": 41.961
  },
  "oklch": {
    "l": 0.39429,
    "c": 0.19846,
    "h": 275
  },
  "luminance": 0.05256
}

Semantic roles & 50–950 ramp

primary

#3129AD

secondary

#C0C56D

accent

#E543DB

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3129AD

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →